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A text table, with name, size, magnitude, area, NGC number, type, RA, dec., and visual quality. http://www.oarval.org/ |
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Information, news, resources, outreach programs, gallery, observing information, software, and newsletter and reports. http://www.noao.edu/ |
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images, data, observing reports and features on planetaries. http://www.blackskies.com/ |
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Article studies the affects of interstellar atmosphere and its effect on the development of stars. http://www.sciam.com/ |
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